Home / 1,330,703.55-1,996,055.33-731,356.20

Finding the Fourth Proportional to 1,330,703.55, 1,996,055.33 and 731,356.20

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Solution

The fourth proportional to 1,330,703.55, 1,996,055.33 and 731,356.20 is: 1,097,034.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,703.55 : 1,996,055.33 = 731,356.20 : x
  2. Step 2: Convert to fraction form
    1,330,703.55/1,996,055.33 = 731,356.20/x
  3. Step 3: Cross multiply
    1,330,703.55x = 1,996,055.33 × 731,356.20
  4. Step 4: Simplify right side
    1,330,703.55x = 1,459,827,437,481.77
  5. Step 5: Solve for x
    x = 1,459,827,437,481.77/1,330,703.55
  6. Step 6: Final answer
    x = 1,097,034.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.